Pictures of the day: 15 January 2013

A Sadhu or holy man shows off his long dreadlocks during the Kumbh Mela in Allahabad. The world's biggest religious festival will see up to 100 million worshippers gather over the next 55 days to take a ritual dip in the holy waters of the Ganges, believed to cleanse sins and bestow blessings.Picture: Sanjay Kanojia/AFP/Getty Images